*{padding: 0; margin: 0;}
ul,li{list-style: none;}

.container{
    width: 1200px;
    margin: 100px auto;
    display: flex;
}
.container .left .show-box{
    width: 350px;
    height: 350px;
    position: relative;
}

.container .left .mask{
    position: absolute;
    left: 0;
    top:0;
    width: 200px;
    height: 200px;
    background-color: rgba(199, 223, 67, 0.5);
    display: none;
    pointer-events: none;
}
.container .left ul{
    width: 350px;
    display: flex;
    justify-content: space-between;
}

/* 放大镜区域 */
.container .right{
    position: relative;
    margin-left: 40px;
    width: 400px;
    height: 400px;
    overflow: hidden;
    border: 1px solid red;
}
.container .right img{
    position: absolute;
    top: 0;
    left: 0;
}
.active{
    border: 1px solid blueviolet;
}

